I'm not clear on whether this should go here or in any of the Quality Engineering forums. Anyway...

In a world where we are often challenged to calculate ROI, here is a slimmed down/partial/proprietary-stuff-removed version of what I use. Please feel free of course to critique it, hash it, flash it, lash it, mash it, thrash it, stash it, and kindly bash it.

It begins here under this link.

It was inspired by this.